Benefits of Iceberg lettuce
The purifying effect of lettuce is the result of the combined actions of antioxidants (which help neutralize harmful substances accumulate in the body), potassium (which promotes diuresis, thereby helping eliminate toxins from the body) and fiber (which helps cleanse the colon).
Everyday (one word) is an adjective to describe something else: It's easy to get stressed out by everyday problems.
(everyday describes problems) These shoes are great for everyday wear.
(everyday describes wear)
When talking about how frequently something occurs, use every day (two words): I study English every day. I walk my dog every day.